GB1234343A - - Google Patents

Info

Publication number
GB1234343A
GB1234343A GB1234343DA GB1234343A GB 1234343 A GB1234343 A GB 1234343A GB 1234343D A GB1234343D A GB 1234343DA GB 1234343 A GB1234343 A GB 1234343A
Authority
GB
United Kingdom
Prior art keywords
beams
potential
focusing
converged
centre
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1234343A publication Critical patent/GB1234343A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • H01J31/201—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode
    • H01J31/203—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam
    • H01J31/206—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam with three coplanar electron beams
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Electron Beam Exposure (AREA)
GB1234343D 1968-11-13 1969-11-11 Expired GB1234343A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8314368 1968-11-13

Publications (1)

Publication Number Publication Date
GB1234343A true GB1234343A (enrdf_load_stackoverflow) 1971-06-03

Family

ID=13793974

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1234343D Expired GB1234343A (enrdf_load_stackoverflow) 1968-11-13 1969-11-11

Country Status (5)

Country Link
US (1) US3651369A (enrdf_load_stackoverflow)
DE (1) DE1957153C3 (enrdf_load_stackoverflow)
FR (1) FR2023210A1 (enrdf_load_stackoverflow)
GB (1) GB1234343A (enrdf_load_stackoverflow)
NL (1) NL166574C (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques
US4528476A (en) * 1983-10-24 1985-07-09 Rca Corporation Cathode-ray tube having electron gun with three focus lenses
DE3428005A1 (de) * 1984-07-28 1986-01-30 Christian Majer GmbH & Co KG Maschinenfabrik, 7400 Tübingen Einrichtung an einer folienrohrwickelmaschine zur steuerung einer schneidvorrichtung
US4772826A (en) * 1986-06-26 1988-09-20 Rca Licensing Corporation Color display system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1195598A (en) * 1967-01-14 1970-06-17 Sony Corp Cathode Ray Tube
GB1217240A (en) * 1967-04-06 1970-12-31 Sony Corp New and improved color picture tube system

Also Published As

Publication number Publication date
NL166574B (nl) 1981-03-16
DE1957153A1 (de) 1970-05-21
DE1957153C3 (de) 1975-11-13
NL166574C (nl) 1981-08-17
FR2023210A1 (enrdf_load_stackoverflow) 1970-08-07
DE1957153B2 (de) 1972-06-22
US3651369A (en) 1972-03-21
NL6917107A (enrdf_load_stackoverflow) 1970-05-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee